Dell Precision T7500 (Early 2009) User Manual

Page 22

WARNING:

Before working inside your computer, read the safety information that shipped with your

computer. For additional safety best practices information, see the Regulatory Compliance Homepage

at www.dell.com/regulatory_compliance.

NOTE:

The computer must be disconnected from the electrical outlet to clear the CMOS setting.

1. Remove the computer cover.

2. Locate the 4-pin password connector (PSWD) on the system board.

3. Remove the 2-pin jumper plug from pins 3 and 4.

4. Locate the 4-pin CMOS jumper (RTCRST) on the system board.

5. Move the 2-pin jumper plug from the password jumper to pins 1 and 2 of the CMOS jumper.

6. Plug in AC power to the system and wait ten seconds for the CMOS to clear.

7. Move the 2-pin jumper plug back to pins 3 and 4 of the password jumper.

8. Replace the computer cover.

9. Connect your computer and devices to electrical outlets, and turn them on.

NOTE:

You can use the RTCRST jumper procedure above to attempt recovery from a No POST, No Video situation.